/**
 * Copyright (c) Huawei Technologies Co., Ltd. 2024. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __AICPU_HCCL_ALLTOALL_H__
#define __AICPU_HCCL_ALLTOALL_H__

#include "aicpu_hccl_algorithm.h"

class AicpuHcclAllToAll : public AicpuHcclAlgorithm {
public:
    explicit AicpuHcclAllToAll(AicpuComContext *ctx) : AicpuHcclAlgorithm(ctx) {}
    ~AicpuHcclAllToAll() override = default;

    HcclResult RunAlgorithm(HcclReduceOp opType, void *sendBuffer, void *recvBuffer, u64 dataCount,
                            HcclDataType dataType, u64 strideLen = 0, AivAicpuOpParam *nextTask = nullptr) override;

private:
    HcclResult RunAllToAllWinIn(void *recvBuffer, u64 dataCount, HcclDataType dataType, u64 strideLen);

    HcclResult RunAllToAll(void *sendBuffer, void *recvBuffer, u64 dataCount, HcclDataType dataType, u64 strideLen);
};

#endif
